C. and G. Cooper - C.R. Williams

C. and G. Cooper Co. (Mt. Vernon, Ohio), 1909

C.C. Mellor Co., Ltd. (Pittsburgh, Pa.), 1903-1904

C.C. Mengel and Bro. Co. (Louisville, Ky.), 1909

C.F. Anderson and Company (Pittsburgh, Pa.), 1906

C.J. Spellman and Sons [no place], 1902

C. Keur and Sons [?, France], 1903

C.R. Williams and Co. (Pittsburgh, Pa.), 1901